YG401D Martindale Abrasion Tester. This instrument was developed primarily to assess abrasion resistance of woven worsted wool fabrics.It was designed to give a controlled amount of multi-directional abrasion,between the fabric surface and a crossbred wool abrading fabric, at comparatively low pressure until thread breakdown, or unacceptable change in color or appearance occurs. It is not applicable to fabrics having a long pile or surface coating.
YG401D Martindale Abrasion Tester. This instrument was developed primarily to assess abrasion resistance of woven worsted wool fabrics.It was designed to give a controlled amount of multi-directional abrasion,between the fabric surface and a crossbred wool abrading fabric, at comparatively low pressure until thread breakdown, or unacceptable change in color or appearance occurs. It is not applicable to fabrics having a long pile or surface coating.